<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta name="author" content="lijinbo" />
    <title>191-移动端滑动方向判断</title>
    <style>
      #touchBox {
        width: 80vw;
        height: 80vh;
        background: palegreen;
        display: flex;
        align-items: center;
        justify-content: center;
      }
    </style>
  </head>

  <body>
    <p>手机端 滑动事件方向</p>
    <div id="touchBox">1</div>
    <script defer type="module" src="./191-main.js"></script>
  </body>
</html>
